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programming languages Online Quiz - 177

Description: programming languages Online Quiz - 177
Number of Questions: 20
Created by:
Tags: programming languages
Attempted 0/20 Correct 0 Score 0

package loop; public class TestLoop4 { public static void main(String[] args) { for(int i=1,j=1; i<2,j<2;i++,j++) { System.out.println("i= "+i+" j = "+j); } } }

  1. Compiler Error

  2. i= 1 j = 1

  3. i= 1 j = 0

  4. Exception


Correct Option: A

package loop; public class TestLoop6 { void testFor() { for (int i = 1; i < 10; i++) { System.out.println("i in for loop = " + i); if (i == 1) { return; } } System.out.println("For loop over"); } public static void main(String[] args) { TestLoop6 tl = new TestLoop6(); tl.testFor(); System.out.println("Method call over"); } }

  1. i in for loop = 1 For loop over Method call over

  2. i in for loop = 1 Method call over

  3. Compiler Error

  4. Exception


Correct Option: B

package overriding; class Super1 { void testSuper(int empId) { System.out.println("I am in Super " + empId); } } public class TestOverrideSub1 extends Super1 { private void testSuper(int empId) { System.out.println("I am in Sub " + empId); } public static void main(String[] args) { Super1 s1 = new TestOverrideSub1(); s1.testSuper(144670); } }

  1. I am in Sub 144670

  2. Compiler Error

  3. I am in Super 144670

  4. Exception


Correct Option: B

package overriding; class Super3 { void testDivide(int i, int j) throws Exception { double p = i / j; System.out.println("p in Super =" + p); } } public class TestOverrideSub3 extends Super3 { void testDivide(int i, int j) throws ArithmeticException { double p = i / j; System.out.println("p in Sub =" + p); } public static void main(String[] args) { Super3 s3 = new TestOverrideSub3(); try { s3.testDivide(10, 5); } catch (Exception e) { System.out.println("Exception " + e.getMessage()); } } }

  1. p in Super =2.0

  2. p in Sub =2.0

  3. Compiler error

  4. Exception


Correct Option: B

The __________ attribute is used to declare variables based on definitions of columns in table.

  1. %ROWTYPE

  2. %TYPE

  3. AS_COLUMN

  4. None of the above


Correct Option: B

Which of the HTTP methods below is not considered to be "idempotent"? (Choose one.)

  1. GET

  2. TRACE

  3. POST

  4. HEAD

  5. OPTIONS

  6. SERVICE


Correct Option: C

Which of the HTTP methods below are likely to change state on the web server? (Choose three.)

  1. DELETE

  2. TRACE

  3. OPTIONS

  4. POST

  5. PUT

  6. HEAD


Correct Option: A,D,E

What is the maximum number of parameter values that can be forwarded to the servlet from the following HTML form? (Choose one.)

Chapter 1 Question 9

Java C# C C++ Pascal Ada

  1. 2

  2. 3

  3. 4

  4. 5

  5. 6

  6. 7


Correct Option: F
  1. /WEB-INF

  2. /appserverInstallDirectory/webapps/webappName/WEB-INF/xml

  3. /appserverInstallDirectory/webapps/webappName/WEB-INF

  4. /appserverInstallDirectory/webapps/webappName/WEB-INF/classes


Correct Option: A,C
  1. getInitParameterNames()

  2. getInitParameter(String name)

  3. getServletName()

  4. getServletContext()


Correct Option: B

Identify correct statements about the META-INF directory from the list below. (Choose three.)

  1. META-INF is a suitable location for storing digital certificates.

  2. META-INF is used as a repository for common code.

  3. The MANIFEST.MF file is found in the META-INF directory.

  4. The deployment descriptor file is found in the META-INF directory.

  5. META-INF is not directly accessible to clients.


Correct Option: A,C,E

Given the following deployment descriptor: InitParams com.osborne.c02.InitParamsServlet initParm question14 What is the outcome of running the following servlet? (Choose one.) public class InitParamsServlet extends HttpServlet { protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException { ServletContext sc = this.getServletContext(); PrintWriter out = response.getWriter(); out.write("Initialization Parameter is: " + sc.getInitParameter("initParm")); } }

  1. A runtime error

  2. "Initialization Parameter is: null" written to the console

  3. "Initialization Parameter is: question14" returned to the requester

  4. "Initialization Parameter is: null" returned to the requester

  5. "Initialization Parameter is: question14" written to the console


Correct Option: D

What is the result of loading the web-app with the following deployment descriptor and attempting to execute the following servlet? (Choose two.) author Elmore Leonard public class ContextInitParms extends HttpServlet { protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException { response.setContentType("text/html"); PrintWriter out = response.getWriter(); Out.write(""); ServletContext sc = getServletContext(); out.write(sc.getInitParameter("auther")); out.close(); } }

  1. ParameterNotFoundException is thrown.

  2. Some other exception is thrown.

  3. "Elmore Leonard" is output on the web page

  4. An application failure occurs

  5. null is output on the web page.

  6. A 404 error occurs in the browser.


Correct Option: D,F
  1. LogFilter, AuditFilter, EncryptionFilter

  2. LogFilter, EncryptionFilter

  3. LogFilter

  4. EncryptionFilter, AuditFilter, LogFilter

  5. EncryptionFilter, LogFilter

  6. AuditFilter, EncryptionFilter, LogFilter


Correct Option: E
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